Home / 22,972,611.76-31,702,417.60-12,659,704.72

Finding the Fourth Proportional to 22,972,611.76, 31,702,417.60 and 12,659,704.72

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Solution

The fourth proportional to 22,972,611.76, 31,702,417.60 and 12,659,704.72 is: 17,470,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972,611.76 : 31,702,417.60 = 12,659,704.72 : x
  2. Step 2: Convert to fraction form
    22,972,611.76/31,702,417.60 = 12,659,704.72/x
  3. Step 3: Cross multiply
    22,972,611.76x = 31,702,417.60 × 12,659,704.72
  4. Step 4: Simplify right side
    22,972,611.76x = 401,343,245,726,131.12
  5. Step 5: Solve for x
    x = 401,343,245,726,131.12/22,972,611.76
  6. Step 6: Final answer
    x = 17,470,510.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.